Roast Beef on Toast with Remoulade & Fried Onions

12 slices of roast beef
4 thickly sliced pieces of bread (pumpernickel or rye)
4 Tbsp of Remoulade
1 large onion - sliced and separated
4 Tbsp of cornstarch
4 cups of high heat oil for frying
Salt
Olive Oil

Remoulade ingredients - whisk together and then refrigerate. 

1/2 cup mayonnaise
1/2 tsp curry powder
1 Tbsp mustard
1 tbsp lemon juice
1 Tbsp chopped capers
1/4 tsp salt

Heat high heat oil to a deep frying pan - heat oil to 350º. Add cornstarch with a pinch of salt to a bowl and throw in onions to coat. Fry in batches and drain on paper towel - season with salt.

Toast the bread  - then drizzle with olive oil and top with roast beef. Then add the remoulade and fried onions.